US-Iran ceasefire: Can pressure, incentives, and risks deliver a final deal

US Vice President JD Vance will lead the negotiating team in Islamabad, joined by special envoy Steve Witkoff and Jared Kushner. Washington aims to avoid escalation before the midterms, while Tehran, under economic pressure, seeks sanctions relief and access to frozen assets. Ending this conflict will depend on a rare convergence of US and Iranian interests.